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Parts for your 2012 Lexus Is-Batteries

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Repco 12V LED Load Resistor - RLALR122

Repco 12V LED Load Resistor - RLALR122

$54
Fitment Notes:
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OEX Pilot Light LED Red Flashing 12-24v - ACX2485BL
OEX

OEX Pilot Light LED Red Flashing 12-24v - ACX2485BL

$17
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OEX Semi Sealed Beam Round 178mm Globe Style H4 - LLX78710
OEX

OEX Semi Sealed Beam Round 178mm Globe Style H4 - LLX78710

$43
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Explore 4WD & Adventure

Narva Reflector Rectangle Red 28 x 70mm - 2 Pce - 84037BL

Narva Reflector Rectangle Red 28 x 70mm - 2 Pce - 84037BL

$23
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Hella Headlight Adjuster - 15297700

Hella Headlight Adjuster - 15297700

$32
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Narva Globe Holder For T-10 Wedge Base 1Pce - 49810

Narva Globe Holder For T-10 Wedge Base 1Pce - 49810

$24
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Repco 24V LED Load Resistor - RLALR242

Repco 24V LED Load Resistor - RLALR242

$54
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Narva Sealed Beam Connector H4 - 49894
Clearance

Narva Sealed Beam Connector H4 - 49894

$1
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Wilco Underwater Light - White - LAUW0088
Clearance

Wilco Underwater Light - White - LAUW0088

$5
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Narva Retro Reflector Clear 42mm (2pk) - 83990BL

Narva Retro Reflector Clear 42mm (2pk) - 83990BL

$22
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Narva Pilot Light LED Red 12v Blade Terminals - 62092BL

Narva Pilot Light LED Red 12v Blade Terminals - 62092BL

$20
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Hella 12v LED Pilot Lamp Red - 2721

Hella 12v LED Pilot Lamp Red - 2721

$20
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HELLA  12V Pilot Light LED Red Screw on Terminals - 2716

HELLA 12V Pilot Light LED Red Screw on Terminals - 2716

$123
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OEX Pilot Light LED Blue 12v Blade Terminals - ACX2429BL
OEX

OEX Pilot Light LED Blue 12v Blade Terminals - ACX2429BL

$15
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Pilot Light LED Green 12V Screw on Terminals - 2717

Pilot Light LED Green 12V Screw on Terminals - 2717

$123
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Hella 12v Pilot Light Incandescent Amber - 2715

Hella 12v Pilot Light Incandescent Amber - 2715

$39
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Hella LED Trailer Lamp Kit 12/24v - 2VB980720811

Hella LED Trailer Lamp Kit 12/24v - 2VB980720811

$293
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OEX Led Load Resistor 12/24V - ACX2023
OEX

OEX Led Load Resistor 12/24V - ACX2023

$45
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OEX Globe Holder BA15s Grommet Pre Wired - 1 Pce - ACX2468BL
OEX

OEX Globe Holder BA15s Grommet Pre Wired - 1 Pce - ACX2468BL

$9
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EUROLED TOUCH RED/WHTE WHT CVR - 2JA959950121

EUROLED TOUCH RED/WHTE WHT CVR - 2JA959950121

$396
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Showing 1 - 39 of 194 products

Batteries on the 2012 Lexus IS: What You Need to Know

The 2012 Lexus IS comes equipped with a traditional car battery, which plays a crucial role in the vehicle's operation. Like most petrol-powered vehicles, the battery in the Lexus IS is essential for starting the engine, powering electrical components, and ensuring smooth functionality of the car's systems. Despite advances in automotive technology, batteries are still a necessary component for this model and remain a central part of routine maintenance.

The battery in the 2012 Lexus IS is a standard 12-volt lead-acid type, designed to provide the initial burst of power needed to crank the engine. Without it, the car simply would not start. This component also supplies power to the electrical systems when the engine is off, such as the clock, alarm, and electronic memory functions. Once the engine is running, the alternator takes over providing electricity and recharging the battery to keep everything working seamlessly.

Because the battery is so important, it's a part that deserves some regular attention and care. Over time, batteries naturally lose their ability to hold a charge, especially in Australian climates that can swing between hot summers and cooler winters. Heat in particular can accelerate battery wear and reduce lifespan. That's why it's a good idea to check the battery during servicing intervals, even if there are no immediate signs of trouble.

Simple maintenance checks can help extend the life of the battery. These include:

  • Checking for corrosion on the terminals, which can disrupt the power flow and make starting difficult.
  • Ensuring the battery is securely fastened to prevent damage from vibrations while driving.
  • Looking for any fluid leaks or swelling that might indicate the battery is failing internally.

When it comes time to replace the battery, there are a few key things to keep in mind. Not all car batteries are made equal, so choosing one that matches the size and power requirements of the Lexus IS is essential. A battery with insufficient capacity might struggle to start the vehicle, especially during colder or more demanding conditions.

Many owners will opt for a maintenance-free battery, which is popular for its convenience. These batteries don't require topping up with distilled water, making them a low-fuss option for everyday use. Still, even maintenance-free batteries need regular checks and testing to make sure they're performing as expected.

Battery replacement is straightforward but should always be done carefully to avoid electrical issues. Disconnecting the negative terminal first helps prevent short circuits and damage. It's also a good chance to clean the terminals and cable connectors before attaching the new battery. After installation, resetting the vehicle's electronic systems might be necessary, as some features rely on uninterrupted power to maintain settings.

For peace of mind, many mechanics recommend having the battery tested annually, particularly if the vehicle is used in hot regions or has frequent short trips that don't allow the alternator enough time to fully charge the battery. If the battery is older than three to five years, it's a smart move to have it tested even more regularly.

In a nutshell, batteries are very much relevant to the 2012 Lexus IS and are integral to its everyday operation. Keeping the battery in good condition not only ensures the car starts reliably but also helps maintain the overall health of the vehicle's electrical systems. A little bit of attention during routine servicing can save headaches down the track and keep the Lexus IS running smoothly for years to come.